Home / 5,183.10-7,152.63-2,825.22

Finding the Fourth Proportional to 5,183.10, 7,152.63 and 2,825.22

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Solution

The fourth proportional to 5,183.10, 7,152.63 and 2,825.22 is: 3,898.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.10 : 7,152.63 = 2,825.22 : x
  2. Step 2: Convert to fraction form
    5,183.10/7,152.63 = 2,825.22/x
  3. Step 3: Cross multiply
    5,183.10x = 7,152.63 × 2,825.22
  4. Step 4: Simplify right side
    5,183.10x = 20,207,753.33
  5. Step 5: Solve for x
    x = 20,207,753.33/5,183.10
  6. Step 6: Final answer
    x = 3,898.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.